READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 26884.744 14784.251 -2641.382 4.316594e-03 1.723679e-03 -1.377311e-03 0.205469 1.503144e-04 1.068238e-05 1.826429 9 0.538189 3580.424400 221.238546 3.134074